PROOF.pk.fill_len: def of bend-osdev-pkcs7@0.1.0.0
Import: import bend-osdev-pkcs7@0.1.0.0/PROOF.bend as PROOF
Lines 179-185 of bend-osdev-pkcs7@0.1.0.0/PROOF.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-pkcs7@0.1.0.0/PROOF.bend&start_line=179&end_line=185

import Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B
import bend-osdev-pkcs7@0.1.0.0/pkcs7.bend as P

def pk.fill_len(+n: Nat, +v: U32) -> {B.len(P.pkcs7.fill(n, v)) == n : Nat}:
  match n:
    case 0n:
      {==}
    case 1n+p:
      %pk.fill_len(p, v) : {1n+B.len(P.pkcs7.fill(p, v)) == 1n+_ : Nat}
      {==}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=len
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-pkcs7@0.1.0.0/pkcs7.bend&name=pkcs7.fill